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vendor: github.com/klauspost/compress v1.17.2

Browse Source 
full diff: https://github.com/klauspost/compress/compare/v1.16.3...v1.17.2

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
This commit is contained in:
Sebastiaan van Stijn
2023-11-15 15:52:35 +01:00
parent 271a467612
commit f353814390
38 changed files with 973 additions and 472 deletions
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43
vendor/github.com/klauspost/compress/zstd/framedec.go generated vendored
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@ -73,20 +73,20 @@ func (d *frameDec) reset(br byteBuffer) error {
switch err {
case io.EOF, io.ErrUnexpectedEOF:
return io.EOF
default:
return err
case nil:
signature[0] = b[0]
default:
return err
}
// Read the rest, don't allow io.ErrUnexpectedEOF
b, err = br.readSmall(3)
switch err {
case io.EOF:
return io.EOF
default:
return err
case nil:
copy(signature[1:], b)
default:
return err
}
if string(signature[1:4]) != skippableFrameMagic || signature[0]&0xf0 != 0x50 {
@ -293,13 +293,9 @@ func (d *frameDec) next(block *blockDec) error {
return nil
}
// checkCRC will check the checksum if the frame has one.
// checkCRC will check the checksum, assuming the frame has one.
// Will return ErrCRCMismatch if crc check failed, otherwise nil.
func (d *frameDec) checkCRC() error {
if !d.HasCheckSum {
return nil
}
// We can overwrite upper tmp now
buf, err := d.rawInput.readSmall(4)
if err != nil {
@ -307,10 +303,6 @@ func (d *frameDec) checkCRC() error {
return err
}
if d.o.ignoreChecksum {
return nil
}
want := binary.LittleEndian.Uint32(buf[:4])
got := uint32(d.crc.Sum64())
@ -326,17 +318,13 @@ func (d *frameDec) checkCRC() error {
return nil
}
// consumeCRC reads the checksum data if the frame has one.
// consumeCRC skips over the checksum, assuming the frame has one.
func (d *frameDec) consumeCRC() error {
if d.HasCheckSum {
_, err := d.rawInput.readSmall(4)
if err != nil {
println("CRC missing?", err)
return err
}
_, err := d.rawInput.readSmall(4)
if err != nil {
println("CRC missing?", err)
}
return nil
return err
}
// runDecoder will run the decoder for the remainder of the frame.
@ -415,15 +403,8 @@ func (d *frameDec) runDecoder(dst []byte, dec *blockDec) ([]byte, error) {
if d.o.ignoreChecksum {
err = d.consumeCRC()
} else {
var n int
n, err = d.crc.Write(dst[crcStart:])
if err == nil {
if n != len(dst)-crcStart {
err = io.ErrShortWrite
} else {
err = d.checkCRC()
}
}
d.crc.Write(dst[crcStart:])
err = d.checkCRC()
}
}
}